Ford Expedition Lincoln Navigator Upper and Lower Rear Trailing Control Arms Pair - Left and Right Kit With Hardware (Tubular Steel with Polyurethane Bushings) | F58Z-5500-AA | F85Z-5A649-AA | F85Z 5A649-BA Tubular Steel Control Arms Polyurethane Heavy Duty Bushings and Thicker Sleeves Then OEM Version! Fits All: 1997 1998 1999 2000 2001 2002 Ford Expedition Fits All: 1998 1999 2000 2001 2002 Lincoln Navigator *READ* 1997 Vehicles Need to Drill the Bolt Hole from 14MM to 16MM! Dealership Recommends This Change! The Old Bolts are TOO SMALL!